New option "--extra-display" (#3, #4).

src/main/help.c

@@ -319,6 +319,9 @@ void display_help(void)
 		{ "-F", "--format", N_("FORMAT"),
 		 N_("set output format to FORMAT"),
 		 { 0, 0, 0, 0} },
+		{ "-x", "--extra-display", N_("SPEC"),
+		 N_("also send progress to SPEC"),
+		 { 0, 0, 0, 0} },
 		{ "-v", "--stats", NULL,
 		 N_("output transfer statistics at the end"),
 		 { 0, 0, 0, 0} },

src/main/main.c

@@ -280,6 +280,10 @@ int main(int argc, char **argv)
 	int retcode = 0;
 	bool can_have_eta = true;
 
+#if ! HAVE_SETPROCTITLE
+	initproctitle(argc, argv);
+#endif
+
 #ifdef ENABLE_NLS
 	/* Initialise language translation. */
 	(void) setlocale(LC_ALL, "");
@@ -490,6 +494,7 @@ int main(int argc, char **argv)
 	pv_state_size_set(state, opts->size);
 	pv_state_name_set(state, opts->name);
 	pv_state_format_string_set(state, opts->format);
+	pv_state_extra_display_set(state, opts->extra_display);
 	pv_state_watch_pid_set(state, opts->watch_pid);
 	pv_state_watch_fd_set(state, opts->watch_fd);
 	pv_state_average_rate_window_set(state, opts->average_rate_window);

src/main/options.c

@@ -59,6 +59,8 @@ void opts_free( /*@only@ */ opts_t opts)
 		free(opts->output);
 	if (NULL != opts->store_and_forward_file)
 		free(opts->store_and_forward_file);
+	if (NULL != opts->extra_display)
+		free(opts->extra_display);
 	if (NULL != opts->argv)
 		free(opts->argv);
 	/*@+keeptrans@ */
@@ -295,6 +297,7 @@ opts_t opts_parse(unsigned int argc, char **argv)
 		{ "height", 1, NULL, (int) 'H' },
 		{ "name", 1, NULL, (int) 'N' },
 		{ "format", 1, NULL, (int) 'F' },
+		{ "extra-display", 1, NULL, (int) 'x' },
 		{ "stats", 0, NULL, (int) 'v' },
 		{ "rate-limit", 1, NULL, (int) 'L' },
 		{ "buffer-size", 1, NULL, (int) 'B' },
@@ -319,7 +322,7 @@ opts_t opts_parse(unsigned int argc, char **argv)
 	/*@+nullassign@ */
 	int option_index = 0;
 #endif				/* HAVE_GETOPT_LONG */
-	char *short_options = "hVpteIrab8kTA:fvnqcWD:s:gl0i:w:H:N:F:L:B:CEZ:SYKXU:R:P:d:m:o:"
+	char *short_options = "hVpteIrab8kTA:fvnqcWD:s:gl0i:w:H:N:F:x:L:B:CEZ:SYKXU:R:P:d:m:o:"
 #ifdef ENABLE_DEBUGGING
 	    "!:"
 #endif
@@ -637,6 +640,14 @@ opts_t opts_parse(unsigned int argc, char **argv)
 				return NULL;
 			}
 			break;
+		case 'x':
+			opts->extra_display = pv_strdup(optarg);
+			if (NULL == opts->extra_display) {
+				fprintf(stderr, "%s: -x: %s\n", opts->program_name, strerror(errno));
+				opts_free(opts);
+				return NULL;
+			}
+			break;
 		case 'd':
 			parse_pid = 0;
 			parse_fd = -1;